The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 22, 1996
Filed:
Mar. 01, 1995
Applicant:
Inventors:
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ; C07C / ;
U.S. Cl.
CPC ...
25229901 ; 25219964 ; 25229967 ; 560 76 ; 560 85 ; 560 88 ;
Abstract
The present invention is concerned with photo cross-linkable liquid crystals of the formula ##STR1## wherein A is a cross-linkable mesogenic residue;